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comparison test/Transforms/GlobalOpt/alias-used.ll @ 120:1172e4bd9c6f

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update 4.0.0
author mir3636
date Fri, 25 Nov 2016 19:14:25 +0900
parents afa8332a0e37
children
comparison
equal deleted inserted replaced
101:34baf5011add 120:1172e4bd9c6f
5 @i = internal global i8 42 5 @i = internal global i8 42
6 ; CHECK: @ia = internal global i8 42 6 ; CHECK: @ia = internal global i8 42
7 @ia = internal alias i8, i8* @i 7 @ia = internal alias i8, i8* @i
8 8
9 @llvm.used = appending global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca], section "llvm.metadata" 9 @llvm.used = appending global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca], section "llvm.metadata"
10 ; CHECK-DAG: @llvm.used = appending global [3 x i8*] [i8* @ca, i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*)], section "llvm.metadata" 10 ; CHECK-DAG: @llvm.used = appending global [3 x i8*] [i8* @ca, i8* bitcast (void ()* @f to i8*), i8* bitcast (void ()* @fa to i8*)], section "llvm.metadata"
11 11
12 @llvm.compiler.used = appending global [4 x i8*] [i8* bitcast (void ()* @fa3 to i8*), i8* bitcast (void ()* @fa to i8*), i8* @ia, i8* @i], section "llvm.metadata" 12 @llvm.compiler.used = appending global [4 x i8*] [i8* bitcast (void ()* @fa3 to i8*), i8* bitcast (void ()* @fa to i8*), i8* @ia, i8* @i], section "llvm.metadata"
13 ; CHECK-DAG: @llvm.compiler.used = appending global [2 x i8*] [i8* bitcast (void ()* @fa3 to i8*), i8* @ia], section "llvm.metadata" 13 ; CHECK-DAG: @llvm.compiler.used = appending global [2 x i8*] [i8* bitcast (void ()* @fa3 to i8*), i8* @ia], section "llvm.metadata"
14 14
15 @sameAsUsed = global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca] 15 @sameAsUsed = global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca]
16 ; CHECK-DAG: @sameAsUsed = global [3 x i8*] [i8* bitcast (void ()* @f to i8*), i8* bitcast (void ()* @f to i8*), i8* @c] 16 ; CHECK-DAG: @sameAsUsed = local_unnamed_addr global [3 x i8*] [i8* bitcast (void ()* @f to i8*), i8* bitcast (void ()* @f to i8*), i8* @c]
17 17
18 @other = global i32* bitcast (void ()* @fa to i32*) 18 @other = global i32* bitcast (void ()* @fa to i32*)
19 ; CHECK-DAG: @other = global i32* bitcast (void ()* @f to i32*) 19 ; CHECK-DAG: @other = local_unnamed_addr global i32* bitcast (void ()* @f to i32*)
20 20
21 @fa = internal alias void (), void ()* @f 21 @fa = internal alias void (), void ()* @f
22 ; CHECK: @fa = internal alias void (), void ()* @f 22 ; CHECK: @fa = internal alias void (), void ()* @f
23 23
24 @fa2 = internal alias void (), void ()* @f 24 @fa2 = internal alias void (), void ()* @f
43 } 43 }
44 44
45 define i8* @h() { 45 define i8* @h() {
46 ret i8* @ca 46 ret i8* @ca
47 } 47 }
48
49 ; Check that GlobalOpt doesn't try to resolve aliases with GEP operands.
50
51 %struct.S = type { i32, i32, i32 }
52 @s = global %struct.S { i32 1, i32 2, i32 3 }, align 4
53
54 @alias1 = alias i32, i32* getelementptr inbounds (%struct.S, %struct.S* @s, i64 0, i32 1)
55 @alias2 = alias i32, i32* getelementptr inbounds (%struct.S, %struct.S* @s, i64 0, i32 2)
56
57 ; CHECK: load i32, i32* @alias1, align 4
58 ; CHECK: load i32, i32* @alias2, align 4
59
60 define i32 @foo1() {
61 entry:
62 %0 = load i32, i32* @alias1, align 4
63 %1 = load i32, i32* @alias2, align 4
64 %add = add nsw i32 %1, %0
65 ret i32 %add
66 }